import Vue from 'vue'
import Router from 'vue-router'
import Login from './components/Login.vue'
import Home from './components/Home.vue'
Vue.use(Router)

const router = new Router({
  routes: [
    { path: '/', redirect: '/login' },
    { path: '/login', component: Login },
    { path: '/home', component: Home },
  ]
});
router //设置路由导航守卫
router.beforeEach((to, from, next) => {
  // to要去的页面 from从哪里来 next放行 
  if (to.path == '/login') return next();
  const token = window.sessionStorage.getItem('token');
  if (!token) return next('/login');
  next();
})
export default router
